The ornamental design for a manurescoop, as shown and described.
FIG. 1 is a perspective view of the manure scoop showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a bottom plan view thereof; and,
FIG. 6 is a right side elevation view thereof; the left side elevation view being a mirror image thereof.
Broken lines and unshaded portions contained within broken lines depict exemplary elements of the manure scoop that form no part of the claimed design but are shown for purposes of illustration.